DURKOPP ADLER 806 Service Instructions Manual page 106

106
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Display-Test
The Display-Test shows the available "Character Set" and the"
Graphic" of the display.
After pressing the function key F2 the display will automatically
pass over to the main screen of the Terminal-Selftest (see the
illustration).
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Main screen
A complete test report can be fetched from the main screen by
pressing the function key F2.
In order to quit the Terminal-Selftest, the machine must be
switched off and on.